31489841319561

Names of 31489841319561

• Cardinal: 31489841319561 can be written as Thirty-one trillion, four hundred eighty-nine billion, eight hundred forty-one million, three hundred nineteen thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 3.1489841319561 × 10¹³

Factors of 31489841319561

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 36697

Divisors of 31489841319561

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 17 27 51 81 153 289 459 867 1377 2601 7803 23409 36677 110031 330093 623509 990279 1870527 2970837 5611581 10599653 16834743 31798959 50504229 95396877 286190631 858571893 1345202329 4035606987 12106820961 22868439593 36320462883 68605318779 108961388649 205815956337 388763473081 617447869011 1166290419243 1852343607033 3498871257729 10496613773187 31489841319561
• Sum of all divisors σ(n): 49971593393029
• Sum of proper divisors (its aliquot sum) s(n): 18481752073468
• 31489841319561 is a deficient number, because the sum of its proper divisors (18481752073468) is less than itself. Its deficiency is 13008089246093

Bases of 31489841319561

• Binary: 111001010001111001100110011100100111010001001₂
• Hexadecimal: 0x1CA3CCCE4E89
• Base-36: B5U8EH7K9

Squares and roots of 31489841319561

• 31489841319561 squared (31489841319561²) is 991610106331131261721232721
• 31489841319561 cubed (31489841319561³) is 31225644899240333971013641835186210555481
• 31489841319561 is a perfect square number. Its square root is 5611581
• The cube root of 31489841319561 is 31578.4026032179

Scales and comparisons

• 31,489,841,319,561 seconds is equal to 1,001,279 years, 28 weeks, 4 days, 19 minutes, 21 seconds.
• To count from 1 to 31,489,841,319,561 would take you about two million, five hundred three thousand, one hundred ninety-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 31489841319561 cubic inches would be around 2631.5 feet tall.

Recreational maths with 31489841319561

• 31489841319561 backwards is 16591314898413
• The number of decimal digits it has is: 14
• The sum of 31489841319561's digits is 63
• More coming soon!